/* Shell: sidebar + main panel */
.catalog-page {
  font-family: var(--font-sans);
  color: #0e0f0f;
  background: #ffffff;
  -webkit-font-smoothing: antialiased;
}

.catalog-layout {
  box-sizing: border-box;
  max-width: var(--catalog-shell-max);
  margin-inline: auto;
  padding: 0px var(--catalog-inner-pad-x) 48px;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0;
  min-width: 0;
}

.catalog-layout > * {
  min-width: 0;
}

.catalog-main-panel {
  flex: 1;
  min-width: 0;
  background: var(--catalog-frame-outer-bg);
  border: 1px solid var(--catalog-frame-border);
  border-radius: 0;
  padding: 7px 14px;
  box-sizing: border-box;
}

.catalog-main-panel__inner {
  background: #ffffff;
  padding: 32px 32px 40px;
  box-sizing: border-box;
  min-height: 698px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 320px));
  gap: var(--catalog-grid-gap);
  justify-content: start;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (max-width: 1180px) {
  .catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .catalog-layout {
    flex-direction: column;
    align-items: stretch;
  }

  .catalog-main-panel {
    border-left: 1px solid var(--catalog-frame-border);
    border-right: 1px solid var(--catalog-frame-border);
  }
}

@media (max-width: 640px) {
  .catalog-layout {
    padding-bottom: 32px;
  }

  .catalog-main-panel {
    padding: 4px 8px;
  }

  .catalog-main-panel__inner {
    padding: 16px 12px 24px;
    min-height: 0;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}